He points toThe Old Man and the Sea, They Shoot Horses Don't They?, Animal Farm, even Gatsby (though Fitzgerald worried it was too short). Here's Cynan Jones on the subject:

I've never met a reader who doesn't like short novels.... For me, the opportunity to sit somewhere for two hours and read a book from start to finish—to submerge myself in it—is a thrilling experience. A short novel makes a straightforward demand: give me this time.

Readers don't buy books by the the pound, Jones points out. And publishers should get over their obsession with longer works. "The only thing to be taken into account should be the impact a piece of writing has," says Jones. Yep, we couldn't agree more.